Goertz Wide Angle Dagor 6 1/2 " (165mm) f/8 wide lens in Acme #3 Synchro  shutter. Serial #775225. Made in USA. Circa 1955. Covers  8x10, 5x7 and 4x5 with movements. Shutter speed range is 1/200 - 1 second, and B and T. Front filter diameter is about 39mm and rear filter diameter is about 35mm. Weight 9 oz. Lens is about 1.5 inches long. Require 3x3" or larger lens board. Lens stop range is f/8 - f/64. single coated glass. Lens is in Ex+ or 8.5 of 10 cosmetic condition. Clean glass. Nice lens coating. No separation or scratches. Good working shutter. Smooth and clean shutter and aperture blades. Lens was CLA'D best as possible for a vintage lens in 2023. Mounting ring. Will work on 4x5, 5x7 and 8x10 field and view cameras, like: Deardorff, Sinar, Cambo, Arca-Swiss, Toyo, Wista, Linhof, Wisner, Zone-VI, Shen-Hao, Ebony and others. Great "wide angle" large format lens.  Fantastic "Classic" US made lens with good coverage. Mounting ring and front cap. After market rear cap. Sells with NO RESERVE at price of $995. I have more Larger Format cameras, lenses and accessories, Kodak Ektar lenses, Portrait and Soft Focus Lenses. More great buys on my other auctions, Ebay Store and Web Page.